Cambridge English: A2 Key (KET) is our entry-level Cambridge English program. It’s designed to improve your ability to communicate in English in simple, everyday situations. It covers the core English skills of listening, reading, writing and speaking. Cambridge A2 Key (KET) is for students at a Pre-Intermediate level. This course is suitable for students who are looking for a more intensive alternative to General English and want to consolidate their foundational English level skills.